package com.work.dao;

import java.util.HashMap;
import java.util.List;

/**
 * Created by Administrator on 2017/9/28.
 */
public interface DBDao {

    public abstract List find(String sql, String tableName);

    public abstract boolean insertAndDelAndUpdate(String sql);

    public abstract HashMap<Integer, List> page(int countPage, int whichPage,
                                       String sql, String tableName);





}
